Home / 1,193,010.32-1,792,504.85-1,121,265.78

Finding the Fourth Proportional to 1,193,010.32, 1,792,504.85 and 1,121,265.78

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Solution

The fourth proportional to 1,193,010.32, 1,792,504.85 and 1,121,265.78 is: 1,684,708.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,010.32 : 1,792,504.85 = 1,121,265.78 : x
  2. Step 2: Convert to fraction form
    1,193,010.32/1,792,504.85 = 1,121,265.78/x
  3. Step 3: Cross multiply
    1,193,010.32x = 1,792,504.85 × 1,121,265.78
  4. Step 4: Simplify right side
    1,193,010.32x = 2,009,874,343,182.70
  5. Step 5: Solve for x
    x = 2,009,874,343,182.70/1,193,010.32
  6. Step 6: Final answer
    x = 1,684,708.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.